Electronic lock system with card and pinpad reader

Bleaching and dyeing; fluid treatment and chemical modification – Treatment of hides – skins – feathers and animal tissues – Tanning

Design Patent

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Design Patent

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D0520848

CLAIM:
The ornamental design for an electronic lock system with card and pinpad reader, as shown and described.

REFERENCES:
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patent: 4637237 (1987-01-01), Witkoski et al.
patent: 4899562 (1990-02-01), Gartner et al.
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patent: D354922 (1995-01-01), Gartner
patent: D365976 (1996-01-01), Chiu
patent: D388309 (1997-12-01), Hamilton et al.
patent: D485960 (2004-01-01), Paris et al.
patent: D501388 (2005-02-01), Carpintero
patent: 6935149 (2005-08-01), Peng et al.

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